1401225222950 has 96 divisors (see below), whose sum is σ = 3102971397120. Its totient is φ = 460758124800.

The previous prime is 1401225222949. The next prime is 1401225222961. The reversal of 1401225222950 is 592225221041.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1401225222950.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19139 + ... + 1674161.

It is an arithmetic number, because the mean of its divisors is an integer number (32322618720).

Almost surely, 2^{1401225222950} is an apocalyptic number.

1401225222950 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1401225222950 is an abundant number, since it is smaller than the sum of its proper divisors (1701746174170).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1401225222950 is a wasteful number, since it uses less digits than its factorization.

1401225222950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1655142 (or 1655137 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 35.

The spelling of 1401225222950 in words is "one trillion, four hundred one billion, two hundred twenty-five million, two hundred twenty-two thousand, nine hundred fifty".